The title is a play on words, one meaning "the force which pulls" & the other being "extremely serious or important". It was serialized in Astounding Science Fiction, 4–7/53. Its 1st cloth publication was in '54. It was 1st published in paper in '58. Along with the novel itself, many editions (& most recent editions) of the book also include Whirligig World, an essay on creating the planet Mesklin that was published in the 6/53 Astounding. He published two sequels, a '70 novel called Star Light & a '73 short story called Lecture Demonstration. Mission of Gravity was nominated for a Retro Hugo Award for '54.For a profit & adventure Barlennan would sail thousands of miles across uncharted waters, into regions where gravity played strange tricks. He'd dare the perils of strange tribes & stranger creatures--even dicker with those aliens from beyond the skies, though the concept of another world was unknown to the inhabitants of the planet of Mesklin. But in spite of the incredible technology of the strangers & without regard for their enormous size, Barlennan had the notion of turning the deal to an unsuspected advantage for himself--a considerable enterprise for a being very much resembling a 15" caterpillar!

    He was the first man to see a Martian...but he wasn't the last!It was estimated that a billion of them had arrived, one to every three human beings on Earth—obnoxious green creatures who could be seen and heard, but not harmed and who probed private sex lives as shamelessly as they probed government secrets.No one knew why they had come. No one knew how to make them go away—except, perhaps, Luke Devereaux. Unfortunately Devereaux was going slightly bananas, so it wouldn't be easy.But for a science-fiction writer nothing was impossible...

    Newton is an extraterrestrial who goes to Earth on a desperate mission of mercy. But instead of aid, Newton discovers loneliness and despair that ultimately ends in tragedy.

    The Machineries of Joy • (1962)The One Who Waits • (1949) Tyrannosaurus Rex • (1962) The Vacation • (1963)The Drummer Boy of Shiloh • (1960)Boys! Raise Giant Mushrooms in Your Cellar! • (1962)Almost the End of the World • (1957)Perhaps We Are Going Away • (1962) And the Sailor, Home from the Sea • (1960) El Dia de Muerte • (1947)The Illustrated Woman • (1961)Some Live Like Lazarus • (1960) A Miracle of Rare Device • (1961)And So Died Riabouchinska • (1953)The Beggar on O'Connell Bridge • (1961) Death and the Maiden • (1960)A Flight of Ravens • (1952)The Best of All Possible Worlds • (1960) The Lifework of Juan Diaz • (1963)To the Chicago Abyss • (1963)The Anthem Sprinters • (1963)

    It is also a novel about equality and what happens when the hierarchical structures by which we arrange our daily lives disappear.

    E. van Vogt was one of the giants of the 1940s, the Golden Age of classic SF. Of his masterpieces, The World of Null-A is his most famous and most influential. Published in 1949 it was the first major trade SF hardcover, and has been in print in various editions ever since. The entire careers of Philip K. Dick, Keith Laumer, Alfred Bester, Charles Harness, and Philip Jose Farmer were created or influenced by The World of Null-A, and so it is required reading for anyone who wishes to know the canon of SF classics.It is the year 2650 and Earth has become a world of non-Aristotelianism, or Null-A. This is the story of Gilbert Gosseyn, who lives in that future world where the Games Machine, made up of twenty-five thousand electronic brains, sets the course of people's lives. Gosseyn isn't even sure of his own identity, but realizes he has some remarkable abilities and sets out to use them to discover who has made him a pawn in an interstellar plot.

    So how is it that, in competition with the worst villains the universe has to offer, he's become the proud owner of the last seedship of Earth's legendary Ecological Engineering Corps? Never mind, just be thankful that the most powerful weapon in human space is in good hands-hands which now control cellular material for thousands of outlandish creatures. With his unique equipment, Tuf is set to tackle the problems human settlers have created in colonizing far-flung worlds: hosts of hostile monsters, a population hooked on procreation, a dictator who unleashes plagues to get his own way...and in every case the only thing that stands between the colonists and disaster is Tuf's ingenuity - and his reputation as an honest dealer in a universe of rogues...Tuf Voyaging features interior illustrations by Janet Aulisio. Included in it will be her original eight illustrations, along with 28 newly commissioned ones.

    Welcome to Urban Monad 116. A lofty spire reaching nearly two miles into the sky, the one thousand stories of this building are home to over eight hundred thousand people living in peace and harmony. In the year 2381, nearly all of Earth's 75 billion live in the hundreds of monolithic structures scattered across the globe, with the exception of the small agricultural communes that supply the Urbmons with food. Life in Urbmon 116 is highly regulated, life is cherished, and the culture of procreation is seen as the highest pinnacle of god's plan. Conflict is abhorred, and any who disturb the peace face harsh punishment, to risk being labeled a flippo, for whom there is only one punishment, being sent "down the chute" to be recycled as fertilizer. But inside their glorious world are a few who dare to doubt and dream:Aurea Holston, a beautiful young bride who fears leaving the only world she's ever known.Jason Quevedo, a historian, searches records of the twentieth century hoping to find the root of his discontent with the perfection of Urbmon life.Siegmund Kluver, a young and ambitious administrator, strives to reach the top levels of the Urbmon?s government and discovers the civilization's dark truths.Michael Statler, a computer engineer, harbors a forbidden desire. He dreams of leaving the building, of walking in the open air and visiting the far-off sea. This is a dream he must keep secret. If anyone were to find out, he'd face the worst punishment imaginable.The World Inside is a fascinating exploration of society and what makes us human, told by a master of speculative fiction. This novel consists of a number of shorter works linked together. Fixup of the following stories: All the Way Up, All the Way Down (1971), We Are Well Organized (1970). The Throwbacks (1970), The World Outside (1970), A Happy Day in 2381 (1970), and In the Beginning (1970).

    Mia Havero's Ship is a small closed society. It tests its children by casting them out to live or die in a month of Trial in the hostile wilds of a colony world. Mia Havero's Trial is fast approaching and in the meantime she must learn not only the skills that will keep her alive but the deeper courage to face herself and her world. Published originally in 1968, Alexei Panshin's Nebula Award-winning classic has lost none of its relevance, with its keen exploration of societal stagnation and the resilience of youth.

    Then came the announcement that the whole thing was a hoax. End of story. Case closed.Except that two agents of the most secret intelligence agency in the U.S. government were on the scene and disappeared without reporting back. Then four more follow up agents also disappeared. So the head of the agency and his two top agents went in and managed to get out with their discovery: an invasion is underway by slug-like aliens who can touch a human and completely control his or her mind. What the humans know, they know. What the slugs want, no matter what, the human will do. And most of Iowa is already under their control.Sam Cavanaugh was one of the agents who discovered the truth. Unfortunately, that was just before he was taken over by one of the aliens and began working for the invaders, with no will of his own. And he has just learned that a high official in the Treasury Department is now under control of the aliens. Since the Treasury Department includes the Secret Service, which safeguards the President of the United States, control of the entire nation is near at hand.

    It all depended on the survival of the last of the entities known as Calebians.But the Caleban was dying - subjected to systematic torture by the richest, most wicked woman in the Galaxy. Unless she could be stopped, the end was only a few days away, or hours - or even minutes!

    Now, with the entire city corrupted -from the people to the very buildings they inhabit- only the most wretched sort of existence remains. For security operative Tanner Mirabel, it is the landscape of nightmares through which he searches for a low-life postmortal killer. But the stakes are raised when his search brings him face to face with a centuries-old atrocity that history would rather forget.

    Phaethon, of Radamanthus House, is attending a glorious party at his family mansion celebrating the thousand-year anniversary of the High Transcendence. There he meets an old man who accuses him of being an imposter, and then a being from Neptune who claims to be an old friend. The Neptunian tells him that essential parts of his memory were removed and stored by the very government that Phaethon believes to be wholly honorable. It shakes his faith. Is he indeed an exile from himself? He can't resist investigating, even though to do so could mean the loss of his inheritance, his very place in society. His quest must be to regain his true identity and fulfill the destiny he chose for himself.The Golden Age is just the beginning of Phaethon's story, which will continue in The Phoenix Exultant, forthcoming from Tor.

    He 'saw' through the eyes of a bird. A dog, a woman guard and, later, even saw himself through the eyes of his enraged Lutheran pursuers. Madness and death were his constant companions as he schemed and fought and struggled for his life. Any other man would have gladly given up, but then, Sam Tallon had no choice, for he was the unfortunate possessor of the single most important secret in the universe - a secret which had to be returned to Earth, somehow.

    Named after the migrant workers of America's Dust Bowl, these novels convey Blish's "history of the future," a brilliant and bleak look at a world where cities roam the Galaxy looking for work and a sustainable way of life.In the first novel, They Shall Have Stars, man has thoroughly explored the Solar System, yet the dream of going even further seems to have died in all but one man. His battle to realize his dream results in two momentous discoveries anti-gravity and the secret of immortality. In A Life for the Stars, it is centuries later and anti-gravity generations have enabled whole cities to lift off the surface of the earth to become galactic wanderers. In Earthman, Come Home, the nomadic cities revert to barbarism and marauding rogue cities begin to pose a threat to all civilized worlds. In the final novel, The Triumph of Time, history repeats itself as the cities once again journey back in to space making a terrifying discovery which could destroy the entire Universe. A serious and haunting vision of our world and its limits, Cities in Flight marks the return to print of one of science fiction's most inimitable writers.A Selection of the Science Fiction Book Club